CURLOPT_TCP_KEEPINTVL(3) curl_easy_setopt options CURLOPT_TCP_KEEPINTVL(3)NAME
CURLOPT_TCP_KEEPINTVL - set TCP keep-alive interval
SYNOPSIS
#include <curl/curl.h>
CURLcode curl_easy_setopt(CURL *handle, CURLOPT_TCP_KEEPINTVL, long interval);
DESCRIPTION
Pass a long. Sets the interval, in seconds, that the operating system will wait between sending keepalive probes. Not all operating systems
support this option. (Added in 7.25.0)
DEFAULT
60
PROTOCOLS
All
EXAMPLE
CURL *curl = curl_easy_init();
if(curl) {
curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
/* enable TCP keep-alive for this transfer */
curl_easy_setopt(curl, CURLOPT_TCP_KEEPALIVE, 1L);
/* set keep-alive idle time to 120 seconds */
curl_easy_setopt(curl, CURLOPT_TCP_KEEPIDLE, 120L);
/* interval time between keep-alive probes: 60 seconds */
curl_easy_setopt(curl, CURLOPT_TCP_KEEPINTVL, 60L);
curl_easy_perform(curl);
}
AVAILABILITY
Always
RETURN VALUE
Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
SEE ALSO CURLOPT_TCP_KEEPALIVE(3), CURLOPT_TCP_KEEPIDLE(3),
libcurl 7.54.0 January 02, 2017 CURLOPT_TCP_KEEPINTVL(3)
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CURLOPT_TIMEVALUE(3) curl_easy_setopt options CURLOPT_TIMEVALUE(3)NAME
CURLOPT_TIMEVALUE - set time value for conditional
SYNOPSIS
#include <curl/curl.h>
CURLcode curl_easy_setopt(CURL *handle, CURLOPT_TIMEVALUE, long val);
DESCRIPTION
Pass a long val as parameter. This should be the time counted as seconds since 1 Jan 1970, and the time will be used in a condition as
specified with CURLOPT_TIMECONDITION(3).
DEFAULT
0
PROTOCOLS
HTTP, FTP, RTSP, and FILE
EXAMPLE
CURL *curl = curl_easy_init();
if(curl) {
curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
/* January 1, 2020 is 1577833200 */
curl_easy_setopt(curl, CURLOPT_TIMEVALUE, 1577833200L);
/* If-Modified-Since the above time stamp */
curl_easy_setopt(curl, CURLOPT_TIMECONDITION, CURL_TIMECOND_IFMODSINCE);
/* Perform the request */
curl_easy_perform(curl);
}
AVAILABILITY
Always
RETURN VALUE
Returns CURLE_OK
SEE ALSO CURLOPT_TIMECONDITION(3),
libcurl 7.54.0 April 03, 2016 CURLOPT_TIMEVALUE(3)
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